<template>
  <div>
    <div>
      <div class="search">
        <input class="search-input" type="text" placeholder="输入城市名或拼音" v-model="keyword" />
      </div>
    </div>
    <div
      class="search-content"
      ref="search"
      v-show="keyword"
    >
      <ul>
        <li
          class="search-item border-bottom"
          v-for="item of list"
          :key="item.id"
          @click="handleCityClick(item.name)"
        >
          {{item.name}}
        </li>
        <li class="search-item border-bottom" v-show="list.length === 0" v-cloak>
          没有找到匹配数据
        </li>
      </ul>
    </div>
  </div>
</template>

<script>
import Bscroll from 'better-scroll'
// import { mapMutations } from 'vuex'
export default {
  name: 'CitySearch',
  props: {
    cities: Object
  },
  data: function () {
    return {
      keyword: '',
      list: [],
      timer: null
    }
  },
  computed: {
    hasNoData () {
      return !this.list.length
    }
  },
  watch: {
    keyword () {
      if (this.timer) {
        clearTimeout(this.timer)
      }
      if (this.keyword) {
        var result = []
        this.timer = setTimeout(() => {
          for (let i in this.cities) {
          // console.log(i + 'wwwwww' + this.cities[i])
            for (let j = 0; j < this.cities[i].length; j++) {
            // console.log(this.cities[i][j].spell + ':' + this.cities[i][j].name)
              if (this.cities[i][j].spell.indexOf(this.keyword) > -1 || this.cities[i][j].name.indexOf(this.keyword) > -1) {
                result.push(this.cities[i][j])
              }
            }
          }
          this.list = result
        }, 10)
        // console.log(this.list)
      } else {
        // this.list = result
      }
    }
  },
  mounted () {
    this.scroll = new Bscroll(this.$refs.search)
  }
}
</script>

<style lang="stylus" scoped>
  @import '~@/assets/styles/varibles.styl'
  .search
    height: .72rem
    padding: 0 .1rem
    background: $bgColor
    .search-input
      box-sizing: border-box
      width: 100%
      height: .62rem
      padding: 0 .1rem
      line-height: .62rem
      text-align: center
      border-radius: .06rem
      color: #666
  .search-content
    z-index: 1
    overflow: hidden
    position: absolute
    top: 1.58rem
    left: 0
    right: 0
    bottom: 0
    background: #eee
    .search-item
      line-height: .62rem
      padding-left: .2rem
      background: #fff
      color: #666
      text-align: left
    [v-cloak]
      display: none
</style>
